(2010•梧州)计算:x2xy-[x/y]=______.
1个回答
解题思路:先通分再分母不变,分子相减.
x2
xy-[x/y]=
x2−x2
xy=0.
点评:
本题考点: 分式的加减法.
考点点评: 本题考查了分式的加减法法则,比较简单.
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